Software Development on Quest
Software Development on Quest
Software Development on Quest
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Inlining<br />
• What is inlining?<br />
o Replacing a functi<strong>on</strong> call with the code from the<br />
functi<strong>on</strong>.<br />
o Eliminates the cost of the functi<strong>on</strong> call and return,<br />
improves instructi<strong>on</strong> cache.<br />
• When is inlining important?<br />
o When the functi<strong>on</strong> is a hot spot.<br />
o When the call-overhead to work ratio is high.<br />
o When it can benefit from interprocedural<br />
optimizati<strong>on</strong>.<br />
• Use -ipo or -ip to allow the compiler to inline.
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